C1 adjective /ɪˈmeʒərəbəl/

Immeasurable

不可测量的

Meaning

too large or extensive to measure; boundless

Example

The immeasurable love of a mother knows no bounds.

母亲那无可估量的爱没有边界。

C2 noun /ɪmˈpruː.dəns/

Imprudence

轻率; 粗心; 不小心

Meaning

the quality of being imprudent; lack of care for consequences; recklessness

Example

His financial imprudence led to bankruptcy within just two years.

他的财务不谨慎导致了两年内破产。

C1 noun ˈɪm.pɪ.təs

impetus

推动力

Meaning

The force or motivation that drives something forward; momentum.

Example

The new policy provided an impetus for economic growth.

新政策为经济增长提供了推动力。

B2 adjective /ɪnˈkluːsɪv/

inclusive

包容的

Meaning

Including all the services, facilities, or items normally expected or required; not excluding any section of society or any party involved.

Example

Inclusive growth benefits all sections of society.

包容性增长惠及社会的所有阶层。

C2 adjective /ˌɪɡ.nəˈmɪn.i.əs/

ignominious

可耻的

Meaning

Marked by shame, disgrace, or humiliation.

Example

The team suffered an ignominious defeat in the finals.

队伍在决赛中遭遇了可耻的失败。

C1 adjective /ˌɪnəˈtɛntɪv/

inattentive

不专心的

Meaning

not paying attention; lacking focus or concentration

Example

The inattentive student missed several important instructions.

那个不专心的学生错过了几条重要指示。

B2 noun /ˈɪn.flu.ən.sər/

Influencer

网红, 社交媒体影响者

Meaning

A person with the ability to influence potential buyers of a product or service by promoting or recommending the items on social media.

Example

Social media influencers shape consumer preferences.

社交媒体上的网红塑造了消费者的偏好。

B2 noun /ɪsˈlɑːm/

islam

伊斯兰教

Meaning

the religion founded by the Prophet Muhammad, based on belief in one God (Allah)

Example

Islam emphasizes peace, justice, and compassion.

伊斯兰教强调和平、公正与慈悲。

B1 adverb /ˈɪnstəntli/

instantly

立刻

Meaning

immediately, without any delay

Example

He replied instantly to the message.

他立刻回复了消息。

C1 verb /ɪmˈpiːd/

impede

阻碍

Meaning

To obstruct or hinder the progress or development of something.

Example

Lack of funds can impede business growth.

资金短缺可能阻碍商业增长。

C1 adjective ˈɪn.lənd

Inland

内陆

Meaning

Situated in the interior of a country; away from the coast.

Example

Inland transport boosts local trade.

内陆交通促进了当地的贸易。

B2 adjective ˈɪn.tɪ.ɡreɪ.tɪd

integrated

集成

Meaning

Combining or coordinating separate elements so as to provide a harmonious, interrelated whole.

Example

Integrated systems optimize efficiency.

集成系统优化效率。

B2 adjective /ˈɪɡ.nər.ənt/

Ignorant

无知

Meaning

lacking knowledge or awareness; uninformed

Example

She was ignorant about the new technology trends.

她对新技术趋势一无所知。

B2 adjective /ˈɪmɪnənt/

imminent

即将

Meaning

About to happen; likely to occur very soon.

Example

Dark clouds signaled that a storm was imminent.

乌云预示着暴风雨即将来临。

C2 noun /ɪmˈbroʊlioʊ/

imbroglio

混乱

Meaning

An extremely confused, complicated, or embarrassing situation.

Example

The political imbroglio lasted for months without resolution.

政治上的混乱持续了几个月，没有得到解决。

B2 verb /ɪnˈveɪd/

invade

入侵

Meaning

to enter a place or country forcefully, especially as an enemy

Example

The army invaded the neighboring country.

军队入侵了邻国。

A2 verb /ɪɡˈnɔːr/

ignore

忽视

Meaning

to refuse to take notice of; to disregard intentionally

Example

She decided to ignore the rude comments.

她决定忽视那些粗鲁的评论。

C1 adjective /ˌɪnəˈfɛnsɪv/

inoffensive

无害的

Meaning

Not likely to offend or provoke; harmless.

Example

His inoffensive remarks kept the conversation friendly.

他的无害评论让谈话保持友好。

C2 noun /ˌɪn.trəˈɡreʃ.ən/

introgression

基因引入

Meaning

The transfer of genetic information from one species to another through repeated backcrossing.

Example

Introgression plays a significant role in plant breeding.

基因引入在植物育种中起着重要作用。

C2 noun /ˌɪmprɪˈmɑːtər/

imprimatur

批准书

Meaning

An official license or approval, especially to publish a book.

Example

The book was released with the official imprimatur of the church.

这本书以教会的正式批准书发布。

C2 adjective /ɪnˈsɪpiənt/

incipient

初期的

Meaning

in an initial stage; beginning to develop

Example

The incipient storm made the sky turn dark and heavy.

初期的风暴使天空变得阴暗而沉重。

B2 adjective /ɪnˈtɛnsɪv/

intensive

强化

Meaning

Involving a lot of effort, energy, or concentration in a short period of time.

Example

She attended an intensive English course before moving abroad.

她在出国之前参加了一个强化的英语课程。

C1 noun ˌɪnfɛsˈteɪʃən

infestation

侵扰, 在某个地方出现异常大量的昆虫或动物

Meaning

The presence of an unusually large number of insects or animals in a place, causing damage or disease.

Example

The infestation of ants in the kitchen led to immediate pest control measures.

厨房里蚂蚁的侵扰导致了立即采取害虫控制措施。

A2 adjective/noun /ˈɪndiən/

indian

印度的

Meaning

Relating to India, its people, or their culture.

Example

She loves Indian food, especially biryani.

她喜欢印度食物，特别是比尔亚尼。

C1 noun /ɪnˈkɒmpɪtəns/

incompetence

不称职

Meaning

Lack of ability, skill, or effectiveness in doing something.

Example

The project failed due to the manager’s incompetence.

由于经理的不称职，项目失败了。

C1 verb /ɪmˈploʊd/

implode

内爆

Meaning

To collapse or burst inward violently.

Example

The old building imploded during the demolition.

老建筑在拆除时发生了内爆。

C1 noun /ˈɪm.pæs/

impasse

僵局

Meaning

A situation where no progress is possible.

Example

The negotiations reached an impasse, delaying the agreement.

谈判陷入僵局，导致协议被推迟。

B2 noun /ˈaɪrəni/

irony

讽刺

Meaning

a situation that is strange or amusing because it is the opposite of what is expected; the use of words to convey the opposite meaning

Example

The irony of the situation was that the winner forgot his own prize.

这件事的讽刺在于，获胜者忘记了自己的奖品。

C2 noun /ɪkˈsɔːr.ə/

Ixora

伊克索拉

Meaning

a tropical flowering shrub with clusters of small bright red, orange, or yellow flowers

Example

The bright red ixora bushes lined the pathway to the tropical garden.

亮红色的伊克索拉灌木排成行，沿着通往热带花园的小径。

C1 adjective /ɪnˈsɪstənt/

insistent

坚持的

Meaning

demanding something firmly and refusing to accept no

Example

The child was insistent on getting a new toy.

孩子坚持要得到一个新玩具。

C2 noun /ɪmˌpɜːrtərbəˈbɪləti/

imperturbability

安定性

Meaning

The quality of being calm and not easily disturbed or upset.

Example

Her imperturbability during the crisis impressed everyone.

她在危机中的安定性给所有人留下了深刻的印象。

C1 adjective /ɪmˈpʌlsɪv/

impulsive

冲动的, 直觉的

Meaning

acting suddenly without careful thought

Example

She made an impulsive decision to buy the car.

她做出了一个冲动的决定，买了车。

C1 noun /ˌɪntəkəˈnɛktɪvɪti/

interconnectivity

互联互通

Meaning

The state of being interconnected or the degree of connectivity between components

Example

The rise of interconnectivity has transformed global communication.

互联互通的兴起已经改变了全球通信。

C1 adjective /ɪnˈdʌstriəs/

industrious

勤奋的

Meaning

Hardworking and diligent in one's duties.

Example

She is an industrious student who always completes her assignments on time.

她是一个勤奋的学生，总是按时完成她的作业。

B2 verb /ɪnˈtɛnsɪfaɪ/

intensify

加强

Meaning

To make something stronger, more extreme, or more forceful.

Example

The storm is expected to intensify overnight.

预计风暴将在一夜之间加剧。

C2 noun /ɪmˈpaɪ.ə.ti/

Impiety

亵渎

Meaning

lack of piety or reverence, especially for a god; disrespect or irreverence toward religious matters

Example

His impiety shocked the religious community when he mocked their sacred ceremonies.

他的不敬让宗教团体震惊，当他嘲笑他们的神圣仪式时。

B1 noun /ɪnˈvɛstər/

investor

投资者

Meaning

a person or organization that puts money into financial schemes, property, or business ventures with the expectation of achieving a profit

Example

The investor funded the startup with a large sum of money.

投资者用一大笔钱资助了这家初创公司。

C2 adjective ˌɪn.ɪ.fɪˈkeɪ.ʃəs

inefficacious

无效

Meaning

Not producing any or the desired effect; ineffective.

Example

The treatment was inefficacious in curing the disease.

该治疗对治愈疾病无效。

C1 noun /ɪnˌkɑːsəˈreɪʃən/

incarceration

监禁

Meaning

the state of being imprisoned or confined

Example

The criminal faced years of incarceration for his crimes.

罪犯因其罪行被监禁多年。

B2 adjective /ˈɪnˌsaɪtfəl/

insightful

有洞察力的

Meaning

Showing deep understanding or perceptiveness.

Example

The professor gave an insightful lecture on global economics.

教授就全球经济进行了有洞察力的讲座。

C1 adjective /ɪˈnænɪmət/

inanimate

无生命的物体

Meaning

not alive, especially not in the manner of animals and humans; lifeless

Example

The museum was full of inanimate objects from ancient times.

博物馆里充满了来自古代的无生命物体。

C1 adjective /ˌɪnhɒˈspɪtəbl/

inhospitable

不适宜居住的

Meaning

Harsh and difficult to live in; unfriendly or unwelcoming to guests.

Example

The desert is an inhospitable environment for most plants.

沙漠是大多数植物无法生存的环境。

B1 verb /ɪnˈvɛs.tɪ.ɡeɪt/

investigate

调查

Meaning

to carry out a systematic inquiry to discover facts or information

Example

The police will investigate the incident thoroughly.

警方将彻底调查此事件。

B1 verb /ˈɪndɪkeɪt/

indicate

指示

Meaning

to point out; to show or suggest; to be a sign of

Example

The red light indicates that you should stop.

红灯表示你应该停下来。

C1 adjective /ɪnˈkɒŋɡruəs/

incongruous

不一致

Meaning

Not fitting in with or suitable for the surroundings.

Example

His jokes were incongruous during the serious meeting.

他的笑话在严肃的会议中显得不一致。

C2 noun /ˈaɪ.kɒn/

ikon

宗教图像或符号

Meaning

A religious image or symbol, especially in the Eastern Orthodox Church.

Example

The church displayed a beautifully painted ikon of the Virgin Mary.

教堂展示了美丽的圣母玛利亚圣像。

B2 verb /ɪnˈflɪkt/

inflict

施加

Meaning

to cause something unpleasant or painful to be suffered by someone or something

Example

The storm inflicted considerable damage to the city.

风暴对城市造成了相当大的破坏。

C2 verb /ˈɪməleɪt/

immolate

自焚

Meaning

To kill or sacrifice, especially by burning.

Example

The protesters threatened to immolate themselves in front of the building.

抗议者威胁要在建筑物前自焚。

C1 adjective /ɪnˈfæləbl̩/

infallible

无懈可击

Meaning

incapable of making mistakes or being wrong

Example

Her judgment seemed infallible in matters of finance.

她的判断在财务问题上似乎无懈可击。

C1 adjective /ɪnˈtjuː.ɪ.tɪv/

intuitive

直觉的

Meaning

Based on instinctive understanding rather than reasoning.

Example

The software has an intuitive design that makes it easy to use.

该软件具有直观的设计，使其易于使用。

B2 adjective /ˈɪrɪteɪtɪd/

irritated

恼火的

Meaning

feeling annoyed or impatient; having inflamed or sore physical condition

Example

She felt irritated by the constant noise outside her window.

窗外持续的噪音让她感到恼火。

C1 adjective /ɪnˈvɜːs/

Inverse

相反的；反向的

Meaning

opposite in order, nature, or effect; reversed

Example

There is an inverse relationship between price and demand.

价格和需求之间存在逆向关系。

C2 adjective /ɪˈnɪmɪkəl/

inimical

敌对的 / 不利的

Meaning

tending to obstruct or harm; unfriendly or hostile

Example

The policy was inimical to the country's economic growth.

该政策对该国的经济增长不利。

B2 noun ˌɪn.tɪˈɡreɪ.ʃən

integration

整合。统一。

Meaning

The action or process of integrating; the process of combining or adding parts to make a unified whole.

Example

Integration of networks will improve global communication.

网络的整合将改善全球通信。

C2 adjective /ˌɪnæprɪˈhɛnsəbl/

inapprehensible

难以理解

Meaning

not understandable; incomprehensible

Example

The concept was so abstract that it seemed inapprehensible to most students.

这个概念如此抽象，以至于它对大多数学生来说是不可理解的。

A2 preposition /ɪnˈkluːdɪŋ/

including

包括

Meaning

used to show that someone or something is part of a larger group

Example

Many people attended the event, including students and teachers.

许多人参加了这个活动，包括学生和教师。

C2 adjective /ɪnˈsuːpərəbl/

insuperable

不可逾越

Meaning

Impossible to overcome or surpass.

Example

The team faced insuperable challenges during the expedition.

团队在探险过程中面临了不可逾越的挑战。

C1 adjective /ˌaɪ.di.əˈlɒdʒ.ɪ.kəl/

ideological

意识形态的

Meaning

Relating to or based on a system of ideas or beliefs.

Example

The two parties are divided by deep ideological differences.

这两个党派由于深刻的意识形态分歧而分裂。

C1 noun /aɪˈtɪnərɛri/

itinerary

行程安排

Meaning

A planned route or schedule of a journey or trip.

Example

The travel agent gave us a detailed itinerary for our vacation.

旅行社为我们的假期提供了详细的行程安排。

B2 verb /ˈɪl.ə.streɪt/

illustrate

插图

Meaning

to explain or make something clear by using examples, pictures, or comparisons

Example

The teacher used diagrams to illustrate the concept.

老师用图表来说明这个概念。

C2 adjective /ɪˈrɛzəluːt/

irresolute

优柔寡断

Meaning

uncertain or indecisive; lacking determination

Example

He stood irresolute at the crossroads, unsure which path to take.

他在十字路口犹豫不决，不知道走哪条路。

C2 adjective /ɪnˈsuːsiənt/

insouciant

无忧无虑

Meaning

Showing a casual lack of concern; carefree.

Example

He gave an insouciant shrug and walked away.

他无忧无虑地耸了耸肩，然后走开了。

C2 adjective /ˌɪnkənˈsɪdərəbl/

inconsiderable

微不足道

Meaning

Too small or unimportant to be worth considering.

Example

The donation was not inconsiderable, though smaller than expected.

这笔捐款并不微不足道，尽管比预期的小。

C1 verb /ɪnˈterəˌɡeɪt/

interrogate

审问

Meaning

to ask someone questions in a thorough and formal way; to question intensively

Example

The police interrogated the suspect for hours.

警察审问嫌疑人几个小时。

C1 adverb /ˌɪnsɪˈdɛntəli/

incidentally

顺便

Meaning

by the way; used to introduce a remark not directly related to the main subject

Example

Incidentally, did you know that she studied in Paris?

顺便问一下，你知道她曾经在巴黎学习吗？

B1 adjective ˌɪn.dɪˈpen.dənt

independent

独立

Meaning

Not depending on another for livelihood or subsistence; free from outside control; not subject to another's authority.

Example

An independent institution ensures transparency in governance.

一个独立的机构确保政府的透明度。

B2 noun /ɪnˌtɜːrprəˈteɪʃən/

interpretation

解释

Meaning

the action of explaining the meaning of something

Example

The teacher gave her own interpretation of the poem.

老师给出了她对这首诗的解释。

C2 adjective /ɪnˈsɛnʃənt/

insentient

无感知的

Meaning

Lacking perception, consciousness, or sensation.

Example

The rock is an insentient object with no awareness.

岩石是一个无感知的物体，没有意识。

C2 verb /ɪnˈsteɪt/

instate

任命

Meaning

To set up in position, office, or authority.

Example

The board decided to instate her as the new director.

董事会决定任命她为新任总监。

C1 adjective /ˌɪndɪˈfɛnsəbl̩/

indefensible

无法辩护

Meaning

not able to be protected or justified

Example

The minister’s remarks were considered indefensible by the public.

部长的言论被公众视为无法辩护。

C2 adjective /ˌɪrɪˈkɒnsɪləbl/

irreconcilable

不可调和的

Meaning

impossible to make compatible or bring into harmony; unable to resolve differences

Example

The couple separated due to irreconcilable differences.

这对夫妇因不可调和的分歧而分开。

C2 noun /ˈɪrɪtənsi/

irritancy

恼怒

Meaning

the quality or state of causing irritation; legal or formal invalidation

Example

The constant noise became an irritancy to the neighbors.

持续的噪音成为邻居的恼怒源。

C2 adjective /ɪnˈsɛndiˌɛri/

incendiary

煽动性的 / 挑衅的

Meaning

designed to cause fires or stir up conflict

Example

The politician’s incendiary remarks angered the crowd.

政治家的挑衅性言论激怒了人群。

C1 adjective /ˌɪlɪˈdʒɪtɪmət/

illegitimate

非法

Meaning

Not authorized by law, rules, or standards; not recognized as valid.

Example

The court ruled the contract to be illegitimate.

法院裁定合同是非法的。

B2 noun ɪnˈsɛntɪvz

incentives

激励

Meaning

Things that motivate or encourage one to do something.

Example

Tax incentives are used to encourage investment in renewable energy.

税收激励用于鼓励对可再生能源的投资。

C1 verb /ˈɪnkjʊˌbeɪt/

incubate

孵化

Meaning

to keep eggs, cells, or organisms at the right conditions for development

Example

The hen will incubate the eggs until they hatch.

母鸡会孵化蛋直到它们孵化。

C2 noun /ˌɪnˌkeɪpəˈbɪləti/

incapability

无能力

Meaning

lack of ability or power to do something; inability or incompetence

Example

His incapability to manage the team led to serious problems.

他管理团队的无能力导致了严重的问题。

C2 adjective /ˈɪl bred/

Ill-bred

无教养的

Meaning

lacking good manners; rude; showing poor upbringing

Example

His ill-bred behavior shocked everyone at the dinner party.

他的无教养行为让晚宴上的每个人都震惊。

C2 adjective /ɪmˈperɪʃəbəl/

Imperishable

永恒的; 不朽的; 不会腐烂的

Meaning

not subject to decay; lasting forever; eternal

Example

The imperishable beauty of classical art continues to inspire generations.

经典艺术的永恒美丽继续激励着一代又一代。

C1 noun /ˈaɪsətəʊp/

isotope

同位素

Meaning

Atoms of the same element with equal number of protons but different numbers of neutrons.

Example

Carbon-14 is a radioactive isotope used in dating fossils.

碳-14 是一种放射性同位素，用于化石的年代测定。

C1 noun /ˈɪnkwest/

inquest

调查

Meaning

A legal or official inquiry, especially into the cause of a death.

Example

The inquest revealed the cause of the accident.

调查揭示了事故的原因。

C1 noun /ˌɪməˈtjʊərəti/

immaturity

不成熟

Meaning

the state of not being fully developed emotionally, mentally, or physically; lack of maturity

Example

His immaturity made it difficult for him to handle responsibility.

他的不成熟让他难以承担责任。

B1 adjective /ɪnˈfɔːrməl/

Informal

非正式的; 放松的; 随意的

Meaning

relaxed and friendly; not official or ceremonial; casual

Example

The meeting was informal and relaxed.

会议是非正式的且轻松的。

C1 noun /ɪmˈpjʊərəti/

impurity

杂质

Meaning

the state of being unclean or contaminated; a substance that makes something impure

Example

The scientist removed every impurity from the water sample.

科学家去除了水样中的所有杂质。

C1 adjective /ˌɪnsərˈmaʊntəbl/

insurmountable

不可逾越

Meaning

Too great to be overcome.

Example

The explorers faced insurmountable odds in the desert.

探险者在沙漠中面对着无法逾越的困难。

B2 adjective /ɪˈrɪˌspɑn.sə.bəl/

Irresponsible

不负责任

Meaning

lacking a sense of responsibility; careless

Example

It was irresponsible of him to leave without telling anyone.

他在没有告诉任何人就离开，这是不负责任的行为。

C1 noun /ɪmˌpɒsəˈbɪlɪti/

impossibility

不可能性

Meaning

the state or fact of being impossible; something that cannot be done or achieved

Example

Finishing the project in one day was an impossibility.

在一天内完成这个项目是不可能的。

C1 noun /ˈɪtʃ.i.nəs/

itchiness

痒

Meaning

The quality or condition of feeling an irritating sensation on the skin that causes a desire to scratch.

Example

Eye itchiness often leads to rubbing.

眼睛的痒感常常导致揉搓。

C1 verb /ɪmˈpɑːrt/

impart

传授

Meaning

to make information known; to bestow or communicate

Example

The teacher imparted valuable knowledge to her students.

老师将宝贵的知识传授给她的学生。

Meaning

To beg someone earnestly or desperately to do something.

Example

She implored him to stay with her.

C2 noun /ˈɪkθiəˌsɔːrz/

ichthyosaurs

鱼龙（已灭绝的海洋爬行动物）

Meaning

Extinct marine reptiles that resembled fish and dolphins, dominant during the Mesozoic era.

Example

Ichthyosaurs were swift predators of the ancient seas.

鱼龙是古代海洋的迅猛掠食者。

C1 adjective /ɪmˈpɜːrsənl/

impersonal

非个人化

Meaning

not influenced by, showing, or involving personal feelings; lacking human warmth or emotion

Example

The letter was written in a very impersonal style.

信件是以非常非个人化的风格写的。

B2 adjective /ˈaɪ.dəl/

Idle

懒惰的; 不活跃的; 没有工作的

Meaning

lazy; inactive; not working or being used

Example

The factory workers were idle during the strike.

工厂工人在罢工期间闲置。

B2 noun ˈɪn.deks

index

索引

Meaning

An alphabetical list of names, subjects, etc. with references to the places where they occur, typically found at the end of a book; a sign or measure of something.

Example

An index organizes critical data.

索引组织重要数据。

C1 adjective /ɪnˈdiːsənt/

indecent

不雅的

Meaning

not conforming to accepted standards of behavior or morality; improper or offensive

Example

He was warned for making an indecent remark during the meeting.

他因为说了不雅的话而受到警告。

A2 noun /ˈɪʃ.uːz/

issues

问题

Meaning

Important topics or problems for debate or discussion.

Example

Health issues from pollution are increasing.

污染带来的健康问题在增加。

C1 adjective /ɪˈrɛvəkəbl/

irrevocable

不可撤销

Meaning

Not able to be revoked, changed, or undone.

Example

She made an irrevocable decision to leave the company.

她做出了一个不可撤销的决定离开公司。

C2 adjective /ˈɪnˌbrɛd/

inbred

天生的

Meaning

existing naturally in a person or animal; also related to reproduction within a limited community

Example

He has an inbred sense of loyalty.

他有天生的忠诚感。

A2 adjective ˌɪn.təˈnæʃ.ən.əl

international

国际的

Meaning

Existing, occurring, or carried on between two or more nations and their citizens.

Example

International standards improve competitiveness.

国际标准提高竞争力。

C1 noun /ˌɪnˈdɪsəplɪn/

indiscipline

缺乏纪律

Meaning

lack of discipline or self-control; failure to obey rules or maintain order

Example

Indiscipline among the students disrupted the learning environment.

学生的缺乏纪律破坏了学习环境。

C1 verb /aɪˈdiː.ə.laɪz/

idealize

理想化

Meaning

To regard or represent something as perfect or better than it really is.

Example

Children often idealize their parents.

孩子们常常理想化他们的父母。

C1 adjective ɪnˈsaɪ.sɪv

incisive

尖锐

Meaning

Intelligently analytical and clear-thinking; showing clear thought and good understanding of what is important.

Example

His incisive comments revealed the core issues.

他的尖锐评论揭示了核心问题。

C1 adjective /ɪnˈvɑːlənˌtɛri/

involuntary

不由自主

Meaning

done without will or conscious control

Example

He gave an involuntary shiver when he heard the loud noise.

他听到响亮的声音时不由自主地打了个寒战。

B1 adjective /ɪnˈtɜːrnəl/

internal

内部

Meaning

situated inside; relating to the inside or inner part of something

Example

The company is conducting an internal audit this month.

公司本月正在进行内部审计。

C2 noun /ɪnˈkwɪzɪtər/

inquisitor

审问者

Meaning

A person who asks many questions, often in an official or harsh manner.

Example

The inquisitor demanded detailed answers from the witness.

审问者要求证人提供详细的答案。

C2 adjective /ɪnˈsɪpɪd/

insipid

乏味的

Meaning

lacking flavor, interest, or excitement; dull

Example

The soup was insipid and needed more seasoning.

汤无味，需要更多的调料。

C2 adjective /ɪnˈseɪʃiət/

insatiate

无法满足

Meaning

impossible to satisfy; always wanting more

Example

He had an insatiate desire for power.

他有一个无法满足的权力愿望。

C2 adjective /ˈɪnmoʊst/

inmost

最深的

Meaning

Situated at the very heart or deepest part; most private or secret.

Example

She revealed her inmost thoughts to her closest friend.

她向她最亲密的朋友透露了她最深的想法。